4730-00-948-6090 ADAPTER,STRAIGHT,PIPE TO TUBE Index 2815-00-948-6092 ROCKER ARM,ENGINE POPPET VALVE

National Stock Number:
3110-00-948-6091

Federal Supply Class:
3110

National Item Identification Number:
009486091

Description:
BEARING,BALL,ANNULAR

Detail:
A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see BEARING, BALL, DUPLEX. Excludes BEARING, BALL, AIRFRAME.


Manufacturer Information:
212S400SB1157-138443SKF USA INC.
6212VAASB1157-152676SKF USA INC.
JMM212KVMMBRE878621335TIMKEN CO
JMM212KVMMBRE8786SB1157-121335TIMKEN CO
HDB212-1SB1157-178118MPB CORPORATION
SB1157-178286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
BORE DIAMETER2.3619 INCHES MINIMUM AND 2.3622 INCHES MAXIMUM
BORE SHAPESTRAIGHT
INTERNAL CLEARANCE0.0015 INCHES MINIMUM RADIAL AND 0.0024 INCHES MAXIMUM RADIAL
LOAD DIRECTIONRADIAL
OVERALL OUTSIDE DIAMETER4.3304 INCHES MINIMUM AND 4.3307 INCHES MAXIMUM
OVERALL WIDTH0.8661 INCHES MINIMUM AND 0.9611 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIALCOPPER ALLOY RETAINER
MATERIALSTEEL COMP E52100 BALL
MATERIALSTEEL COMP E52100 OUTER RING
MATERIALSTEEL COMP E52100 INNER RING
RETAINER FABRICATION METHODMACHINED
SPECIAL FEATURESSILVER PLATED RETAINER
STANDARD TOLERANCE DESIGNATIONABEC NO.5
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
SURFACE FINISHGROUND


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